<!doctype html>
<html lang="zh-CN">
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <title>工具</title>
    <link rel="stylesheet" type="text/css" type href="./home.css"/>
</head>
<body>
<div id="app">
    <div class="header">
        上
    </div>
    <div class="content">
        中
    </div>
    <div class="footer">
        下
    </div>
</div>
<script src="./home.js"></script>
</body>
</html>